English

Noun

photuria ‎(uncountable)

1. (obsolete, rare, medicine, specifically pathology) Luminous or phosphorescent urine.
   • 1855: John Watt and Charles Watt [eds.], The Chemist, volume 2, page 695

     Various animal matters possess an acid reaction; urine, sweat, some portions of dead bodies, whether of men or animals have been luminous, and the presence of this microscopic algæ is the long mistaken cause of photuria.

References

• “‖photuria” listed in the Oxford English Dictionary [2^nd Ed.; 1989]
    Path.  (fəʊˈtjʊərɪə) [mod.L., f. Gr. ϕῶς, ϕωτ- light + οὖρον urine.]
• “†photuria, n.” listed in the Oxford English Dictionary [draft revision; Dec. 2008]
    Med. Obs. rare ^— º.  [< photo- comb. form + -uria comb. form.]